diff --git a/client/src/reducers/colors.js b/client/src/reducers/colors.js
index 9d9fce92..438850d3 100644
--- a/client/src/reducers/colors.js
+++ b/client/src/reducers/colors.js
@@ -4,6 +4,7 @@ Color By UI state
 
 const ColorsReducer = (
   state = {
+    /* TODO(colinmegill) #632 remove hardcode for dev */
     colorMode: "color by dotplot columns" /* by continuous, by expression */,
     colorAccessor: null /* tissue, Apod */,
   },